Meet Mark

Let me introduce myself. My name is Mark Sisson. I’m 63 years young. I live and work in Malibu, California. In a past life I was a professional marathoner and triathlete. Now my life goal is to help 100 million people get healthy. I started this blog in 2006 to empower people to take full responsibility for their own health and enjoyment of life by investigating, discussing, and critically rethinking everything we’ve assumed to be true about health and wellness...

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Category: News

Weekend Link Love – Edition 465

Research of the Week

Martial arts training reduces aggression in kids and teens.

Men and women respond differently—on average—to competitive challenges.

Eating more than the RDA in protein is good for bone health.

Eating at regular times of the day improves circadian skin resistance to UV damage.

Arthritis isn’t an inevitable component of aging.

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Weekend Link Love – Edition 463

RESEARCH OF THE WEEK

Reducing sugar intake may be the key to reducing health care costs.

In a mouse model of Alzheimer’s, capsaicin (spicy component of hot peppers) improves cognitive function and reduces synapse loss.

Neanderthal genetic introgression may have shaped the modern human brain.

There’s a big link between substance abuse and sleep loss in adolescents.

Lutein, found in spinach, eggs, kale, and avocado (among others), may counter aging’s effect on the brain.

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The Inaugural Primal Health Coach Masterclass: A Weekend to Remember

I’m a little nervous.

For whatever reason, I always get the jitters before hosting people at my house. Usually it’s for a dinner party or birthday celebration or something similar and more intimate, with close friends. People who aren’t expecting anything out of you except good food and good conversation in other words.

Today’s different.

Today, I’m hosting a group of students and graduates of the Primal Health Coach certification program. These are people who have devoted their time, money, and energy to gain a deep understanding of the Primal Blueprint concepts and to learn how to become effective and successful health coaches.

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Weekend Link Love – Edition 462

RESEARCH OF THE WEEK

The sperm count in men from North America, Europe, Australia, and New Zealand has declined by 50% over the last 40 years.

Sperm quality is down in dogs, too.

Birthday wishes do come true, as long as you wish to increase the cake’s bacterial levels by 1500%.

Another study shows that wearing blue blocking goggles at night boosts melatonin levels, even when you use your smartphone.

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Weekend Link Love – Edition 461

RESEARCH OF THE WEEK

A father’s absence triggers cellular stress in children.

Big new trans-ethnic Alzheimer’s study finds several new genetic variants associated with the disease.

Ketamine saves suicidal teens.

Lung cancer patients undergoing successful treatment experience spontaneous re-pigmentation of gray hair.

Dogs split from a now-extinct group of wolves about 40,000 years ago.

A black tea polyphenol (called mitochondria activation factor) enhances hypertrophy in rodents.

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